Παραπομπή APA

Milgram, G., & Mansfield, C. (1967). The city expands: A study of the conversion of land from rural to urban use, Philadelphia 1945-62. Philadelphia: Institute for Environmental Studies.

Παραπομπή Chicago Style

Milgram, Grace, and Christine Mansfield. The City Expands: A Study of the Conversion of Land From Rural to Urban Use, Philadelphia 1945-62. Philadelphia: Institute for Environmental Studies, 1967.

Παραπομπή MLA

Milgram, Grace, and Christine Mansfield. The City Expands: A Study of the Conversion of Land From Rural to Urban Use, Philadelphia 1945-62. Philadelphia: Institute for Environmental Studies, 1967.

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